
Display messages
Possible causes/consequences and
0050
0050Solutions Risk of Rolling
Risk of Rolling
Transmission Not Transmission Not
in P in P
G
WARNING
You have switched off the engine with the Start/Stop button and
opened the driver's door.
You wanted to lock the vehicle.
A warning tone also sounds.
or
You have turned off the engine with the Start/Stop button and
opened the driver's door while the transmission was in position N.
X Shift the transmission to position P. While the HOLD function or DISTRONIC PLUS is active, you have:
R opened the driver's door and released the seat belt or
R switched off the engine or
R opened the hood
A tone may also sound at regular intervals. If you attempt to lock the vehicle, the tone becomes louder.
You cannot start the engine.
X Shift the transmission to position P.
You can restart the engine. Service Required Service Required
Do Do
Not
Not Shift
Shift Gears
Gears
Visit Dealer
Visit Dealer You cannot change the transmission position due to a malfunction.
A warning tone also sounds.
If transmission position Dis selected:
X Drive to a qualified specialist workshop without shifting the
transmission from position D.
If transmission position R,Nor Pis selected:
X Notify a qualified specialist workshop or breakdown service. Display
messages
239On-board computer and displays Z

Display messages
Possible causes/consequences and
0050
0050Solutions 00CC
Power Power
Steering
Steering Mal‐
Mal‐
function See Oper‐
function See Oper‐
ator's Manual ator's Manual The power steering is malfunctioning.
A warning tone also sounds.
G WARNING
You will need to use more force to steer.
There is a risk of an accident. X Check whether you are able to apply the extra force required.
X If you are able to steer safely: carefully drive on to a qualified
specialist workshop.
X If you are unable to steer safely: do not drive on. Contact the
nearest qualified specialist workshop. 0058
Trunk Partition Trunk Partition
Open Open The trunk partition is open.
X Close the trunk partition (Y page 90).Phone No Service
Phone No Service Your vehicle is outside the network provider's transmitter/
receiver range.
X Wait until the mobile phone operational readiness symbol
appears in the multifunction display. 0059
Decrease Speed Decrease Speed You wanted to open the roof while the vehicle was in motion.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Open the roof (Y page 88). 0059
Vario-Roof Lower‐ Vario-Roof Lower‐
ing ing The roof is not fully opened or closed. The hydraulics are depres-
surized.
X Fully open or close the roof (Y page 88).0059
Open/Close Vario- Open/Close Vario-
Roof Completely Roof Completely The roof is not locked.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Push or pull the roof switch until the roof is fully open or closed
(Y page 88). 0059
Start Engine See Start Engine See
Operator's Manual Operator's Manual The on-board voltage is too low.
X Start the engine.
X After approximately ten seconds, repeat the opening or closing
procedure (Y page 88). Display
messages
241On-board computer and displays Z

Useful information
i This Operator's manual describes all
models and all standard and optional equip- ment of your vehicle available at the time of
publication of the Operator's manual.
Country-specific differences are possible.
Please note that your vehicle may not be
equipped with all features described. This
also applies to safety-related systems and
functions.
i Read the information on qualified special-
ist workshops (Y page 26). Stowage areas
Stowage space
Important safety notes G
WARNING
If you do not correctly store objects in the
vehicle interior, they can slip or be flung
around, thus striking vehicle occupants.
There is a risk of injury, especially when brak- ing or abruptly changing directions.
R Always store objects so that they cannot be
flung around in these or in similar situa-
tions.
R Always make sure that objects do not pro-
trude from stowage compartments, parcel
nets or stowage nets.
R Close lockable stowage compartments
while driving.
R Stow and secure objects that are heavy,
hard, pointy, sharp-edged, fragile or too
large in the trunk. Glove box X
To open: pull handle 0043and open glove box
flap 0044.
X To close: fold glove box flap 0044upwards
until it engages.
The glove box flap contains brackets for
coins, pens, and credit and service cards. The glove box can be locked and unlocked
using the mechanical key.
X To lock: insert the mechanical key into the
lock and turn it to position 0048.
X To unlock: insert the mechanical key into
the lock and turn it to position 0047.256
Stowage areasStowage and features

Your attention must always be focused on the
traffic conditions. Only use the cigarette
lighter when road and traffic conditions per-
mit.
X Turn the SmartKey to position 2in the igni-
tion lock (Y page 139).
X To open: push the lower section of
cover 0043.
The ashtray opens.
X Press in cigarette lighter 0044.
Cigarette lighter 0044will pop out automati-
cally when the heating element is red-hot. 12 V sockets
General notes !
If you are using all sockets in the vehicle,
make sure that you do not exceed the max- imum current draw of 55 A. Otherwise, you
will overload the fuses.
X Turn the SmartKey to position 1in the igni-
tion lock (Y page 139).
The sockets can be used for accessories with a maximum draw of 180 W (15 A). Accesso-
ries include such items as lamps or chargers
for mobile phones.
If you use the sockets for long periods when
the engine is switched off, the battery may
discharge.
i An emergency cut-out ensures that the
on-board voltage does not drop too low. If
the on-board voltage is too low, the power
to the sockets is automatically cut. This ensures that there is sufficient power to
start the engine.
Socket under the armrest X
Open the stowage compartment under the
armrest (Y page 257).
X Lift up the cover of socket 0043.
On vehicles without ashtrays or lighters, there
is an additional socket in the center console.
Socket in the front-compartment center
console X
To open: push the lower section of
cover 0043.
The stowage compartment opens.
X Lift up the cover of socket 0044. mbrace
General notes You must have a license agreement to acti-
vate the mbrace service. Make sure that your Features
261Stowage and features Z

system is activated and operational. To log in,
press the 00D9MB Info call button. If any of
the steps mentioned are not carried out, the
system may not be activated.
If you have questions about the activation,
contact one of the following telephone hot-
lines:
R USA: Mercedes-Benz Customer Assistance
Center at 1-800-FOR-MERCedes
(1-800-367-6372) or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367
Shortly after successfully registering with the
service, a user ID and password will be sent to you by post.
USA only: you can use this password to log
onto the mbrace area under "Owners Online"
at http://www.mbusa.com.
The system is available if:
R it has been activated and is operational
R the corresponding mobile phone network is
available for transmitting data to the Cus-
tomer Center
R a service subscription is available
R the starter battery is sufficiently charged
i Determining the location of the vehicle on
a map is only possible if:
R GPS reception is available.
R the vehicle position can be forwarded to
the Customer Assistance Center.
The mbrace system To adjust the volume during a call, proceed as
follows:
X Press the 0081or0082 button on the mul-
tifunction steering wheel.
or
X Use the volume controller of the audio sys-
tem/COMAND. The system offers various services, e.g.:
R Automatic and manual emergency call
R Roadside Assistance call
R MB Info call
USA only: you can find information and a
description of all available features under
"Owners Online" at http://www.mbusa.com.
System self-test After you have switched on the ignition, the
system carries out a self-diagnosis.
A malfunction in the system has been detec-
ted if one of the following occurs:
R The indicator lamp in the SOS button does
not come on during the system self-test.
R The indicator lamp in the 0052Roadside
Assistance button does not light up during
self-diagnosis of the system.
R The indicator lamp in the 00D9MB Info call
button does not light up during self-diag-
nosis of the system.
R The indicator lamp in one or more of the
following buttons continues to light up red
after the system self-diagnosis:
- SOS button
- 0052 Roadside Assistance call button
- 00D9 MB Info call button
R After the system self-diagnosis, the Inop‐ Inop‐
erative
erative orService Not Activated
Service Not Activated
message appears in the multifunction dis-
play.
If a malfunction is indicated as outlined
above, the system may not operate as expec-
ted. In the event of an emergency, help will
have to be summoned by other means.
Have the system checked at the nearest
authorized Mercedes-Benz Center or contact
the following service hotlines:
R USA: Mercedes-Benz Customer Assistance
Center at 1-800-FOR-MERCedes
(1-800-367-6372) or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367 262
FeaturesStowage and features

Emergency call
Important safety notes
G
WARNING
It can be dangerous to remain in the vehicle,
even if you have pressed the SOS button in an emergency if:
R you see smoke inside or outside of the vehi-
cle, e.g. if there is a fire after an accident
R the vehicle is on a dangerous section of
road
R the vehicle is not visible or cannot easily be
seen by other road users, particularly whendark or in poor visibility conditions
There is a risk of an accident and injury.
Leave the vehicle immediately in this or simi-
lar situations as soon as it is safe to do so.
Move to a safe location along with other vehi-
cle occupants. In such situations, secure the
vehicle in accordance with national regula-
tions, e. g. with a warning triangle.
You must have a license agreement to acti-
vate the mbrace service. Make sure that your
system is activated and operational. To reg-
ister, press the 00D9MB Info call button. If
any of the steps mentioned are not carried
out, the system may not be activated.
If you have questions about the activation,
contact one of the following telephone hot-
lines:
R USA: Mercedes-Benz Customer Assistance
Center at 1-800-FOR-MERCedes
(1-800-367-6372 )or 1-866-990-9007
R Canada: Customer Service at
1-888-923-8367
General notes
An emergency call is dialed automatically if an air bag or Emergency Tensioning Device is
triggered.
i You cannot end an automatically trig-
gered emergency call yourself.
An emergency call can also be initiated man- ually. As soon as the emergency call has been ini-
tiated, the indicator lamp in the SOS button
flashes. The multifunction display shows the
Connecting Call
Connecting Call message.
The audio output is muted.
Once the connection has been made, the
Call Connected Call Connected message appears in the
multifunction display.
All important information on the emergency is
transmitted, for example:
R current location of the vehicle (as deter-
mined by the GPS system)
R vehicle identification number
R information on the severity of the accident
Shortly after the emergency call has been ini- tiated, a voice connection is automatically
established between the Customer Assis-
tance Center and the vehicle occupants.
R If the vehicle occupants respond, the
Mercedes-Benz Customer Assistance Cen-
ter attempts to get more information on the emergency.
R If there is no response from the vehicle
occupants, an ambulance is immediately
sent to the vehicle.
If no voice connection can be established to
the Mercedes-Benz Customer Assistance
Center, the system has been unable to initiate an emergency call.
This can occur, for example, if the relevant
mobile phone network is not available. The
indicator lamp in the SOS button flashes con- tinuously.
The Call Failed Call Failed message appears in the
multifunction display and must be confirmed.
In this case, summon assistance by other
means. Features
263Stowage and features Z

Making an emergency call
X
To initiate an emergency call manually:
press cover 0043briefly to open.
X Press SOS button 0044briefly.
The indicator lamp in SOS button 0044
flashes until the emergency call is conclu-
ded.
X Wait for a voice connection to the
Mercedes-Benz Customer Assistance Cen-
ter.
X After the emergency call, close cover 0043.
i If the mobile phone network is unavaila-
ble, mbrace will not be able to make the
emergency call. If you leave the vehicle
immediately after pressing the SOS button,
you will not know whether mbrace placed
the emergency call. In this case, always
summon assistance by other means.
Roadside Assistance button X
Press Roadside Assistance button 0043.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator lamp in Roadside Assistance
button
0043flashes while the call is active.
The multifunction display shows the Con‐ Con‐
necting Call necting Call message. The audio output
is muted.
If a connection can be made, the Call Con‐
Call Con‐
nected
nected message appears in the multifunction
display.
If a mobile phone network and GPS reception are available, the system transfers data to the
Mercedes-Benz Customer Assistance Center, for example:
R current location of the vehicle
R vehicle identification number
i The audio system or COMAND display
indicates that a call is active. During the
call, you can change to the navigation menu
by pressing the NAVI button on COMAND,
for example.
Voice output is not available.
A voice connection is established between
the Mercedes-Benz Customer Assistance
Center and the vehicle occupants.
From the vehicle remote malfunction diagno- sis, the Mercedes-Benz Customer Assistance
Center can ascertain the nature of the prob-
lem (Y page 268).
The Mercedes-Benz Customer Assistance
Center either sends a qualified Mercedes-
Benz technician or makes arrangements for
your vehicle to be transported to the nearest
authorized Mercedes-Benz Center.
You may be charged for services such as
repair work and/or towing.
Further details are available in your mbrace
manual.
i The system has not been able to initiate a
Roadside Assistance call, if:
R the indicator lamp for Roadside Assis-
tance call button 0043is flashing continu-
ously.
R no voice connection to the Mercedes-
Benz Customer Assistance Center was
established. 264
FeaturesStowage and features

This can occur if the relevant mobile phone
network is not available, for example.
The Call Failed
Call Failed message appears in the
multifunction display.
X To end a call: press the0076button on the
multifunction steering wheel.
or
X Press the corresponding button for ending
a phone call on the audio system or on
COMAND.
MB Info call button X
Press MB Info call button 0043.
This initiates a call to the Mercedes-Benz
Customer Assistance Center.
The indicator lamp in MB Info call button 0043
flashes while the connection is being made.
The multifunction display shows the Con‐ Con‐
necting
necting Call
Callmessage. The audio system
is muted.
If a connection can be made, the Call Con‐
Call Con‐
nected
nected message appears in the multifunction
display.
If a mobile phone network and GPS reception are available, the system transfers data to the
Mercedes-Benz Customer Assistance Center, for example:
R current location of the vehicle
R vehicle identification number
i The audio system or COMAND display
indicates that a call is active. During the
call, you can change to the navigation menu by pressing the NAVI button on COMAND,
for example.
Voice output is not available.
A voice connection is established between
the Mercedes-Benz Customer Assistance
Center and the vehicle occupants.
You receive information about operating your vehicle, about the nearest authorized
Mercedes-Benz Center and about other prod-
ucts and services from Mercedes-Benz.
USA only: you can find further information on
the mbrace system under "Owners Online" at
http://www.mbusa.com.
i The system has not been able to initiate
an MB Info call, if:
R the indicator lamp in MB Info call but-
ton 0043is flashing continuously.
R no voice connection to the Mercedes-
Benz Customer Assistance Center was
established.
This can occur if the relevant mobile phone network is not available, for example.
The Call Failed
Call Failed message appears in the
multifunction display.
X To end a call: press the0076button on the
multifunction steering wheel.
or
X Press the corresponding button for ending
a phone call on the audio system or on
COMAND.
Call priority When service calls are active, e.g. Roadside
Assistance or MB Info calls, an emergency
call can still be initiated. In this case, an emer-
gency call will take priority and override all
other active calls.
The indicator lamp of the respective button
flashes until the call is ended.
An emergency call can only be terminated by the Mercedes-Benz Customer Assistance
Center. Features
265Stowage and features Z